For the purposes of this title, certain terms or words used herein shall be interpreted as follows:
   A.   The word "person" includes a firm, association, partnership, trust, company or corporation, as well as an individual;
   B.   The present tense includes the future tense, the singular number includes the plural and the plural number includes the singular;
   C.   The word "shall" is a mandatory requirement, the word "may" is a permissive requirement, and the word "should" is a preferred requirement.
   D.   The words "used" or "occupied" include the words "intended, designed or arranged to be used or occupied"; and
   E.   The word "lot" includes the words "plot", "parcel" and "tract". (Ord. 341, 9-10-1996)